CVE-2026-61444

PraisonAI before 4.6.78 Code Injection via f-string

At a glance

Severity: CRITICAL 9.4
EPSS: EPSS 0.50 % · percentile 42 (2026-10-27)
State: PUBLISHED
Published: 2026-07-10
Updated: 2026-07-10
Assigner: VulnCheck
NVD status: Deferred

Description

PraisonAI versions before 4.6.78 contain a code injection vulnerability in deploy/api.py where the agents_file parameter is directly interpolated into an f-string without sanitization. Attackers can inject arbitrary Python code that executes when the generated server code runs via subprocess.Popen().

Scores

Version	Score	Vector	Scored by
CVSS 4.0	CRITICAL 9.4	CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H	VulnCheck
CVSS 3.1	CRITICAL 9.1	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H	VulnCheck
CVSS 4.0	CRITICAL 9.4	CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X	NVD · disclosure@vulncheck.com (Secondary)
CVSS 3.1	CRITICAL 9.1	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H	NVD · disclosure@vulncheck.com (Secondary)

Weaknesses (CWE)

CWE-94

Advisories

GHSA-g6j7-pffp-8whg — PraisonAI: Code Injection via f-string Interpolation in Deploy API Server Generation
PYSEC-2026-4256 — PraisonAI: Code Injection via f-string Interpolation in Deploy API Server Generation

European references

ENISA EUVD · EUVD-2026-42902
GCVE · GCVE-0-2026-61444

Affected products

Product	Versions
MervinPraison · PraisonAI	affected 0 < 4.6.78 ; unaffected 4.6.78

References

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD